Network Fundamentals: CCNA Exploration Labs and Study Guide (Cisco Networking Academy Series)

Chapter 1: Living in a Network-Centric World 1Communicating in a Network-Centric World 1Concept Questions 1Vocabulary Exercise: Completion 2Communication: An Essential Part of Our Lives 2Concept Questions 2The Network as a Platform 3Vocabulary Exercise: Define 3Vocabulary Exercise: Identify 3Vocabulary Exercise: Matching 4Vocabulary Exercise: Completion 4Concept Questions 5The Architecture of the Internet 5Vocabulary Exercise: Define 5Concept Questions 6Vocabulary Exercise: Completion 7Trends in Networking 8Multiple-Choice Questions 8Activity 1-1: Using Google Earth to View the World (1.1.1.4) 10Task 1: Install Google Earth 11Task 2: Run Google Earth 11Task 3: Navigate the Google Earth Interface 11Task 4: Reflection 13Task 5: Challenge 13Task 6: Clean Up 13Activity 1-2: Identifying Top Security Vulnerabilities (1.4.5.3) 13Task 1: Locate the SANS Resources 14Task 2: Review the SANS Resources 15Task 3: Collect Data 15Task 4: Reflection 16Task 5: Challenge 16Lab 1-1: Using Collaboration Tools: IRC and IM (1.6.1.1) 16Task 1: Configure the Chat Client 19Task 2: Connect to the Chat Server 20Task 3: Consider the Chat Session 21Task 4: Reflection 21Task 5: Challenge 22Task 6: Clean Up 22Lab 1-2: Using Collaboration Tools: Wikis and Web Logs (1.6.2.1) 22Task 1: Define the Terms Wiki and Blog 22Task 2: Explore Wiki Features with the TWiki Tutorial 23Task 3: Reflection 28Task 4: Challenge 28Task 5: Clean Up 28Skills Integration Challenge: Introduction to Packet Tracer (1.7.1.3) 28Task 1: Explore the PT Interface 30Task 2: Explore PT Operations 30Task 3: Review the Standard Lab Setup 32Task 4: Reflection 32Chapter 2: Communicating over the Network 33The Platform for Communications 33Concept Questions 33Vocabulary Exercise: Matching 34LANs, WANs, and Internetworks 34Vocabulary Exercise: Completion 34Vocabulary Exercise: Matching 35Protocols 36Vocabulary Exercise: Completion 36Concept Questions 36Using Layered Models 37Vocabulary Exercise: Matching 37Network Addressing 38Vocabulary Exercise: Completion 38Multiple-Choice Questions 38Activity 2-1: Using NeoTrace to View Internetworks (2.2.5.1) 39Task 1: Trace Route to Remote Server 40Task 2: Trace Route Using NeoTrace 41Task 3: Reflection 41Task 4: Challenge 41Task 5: Clean Up 41Lab 2-1: Topology Orientation and Building a Small Network (2.6.1.1) 42Task 1: Create a Peer-to-Peer Network 43Task 2: Identify the Cables Used in a Network 43Task 3: Cable the Peer-to-Peer Network 43Task 4: Connect Your Workstations to the Classroom Lab Switch 47Task 5: Reflection 48Packet Tracer Companion: Topology Orientation and Building a Small Network (2.6.1.2) 48Lab 2-2: Using Wireshark to View Protocol Data Units (2.6.2.1) 49Task 1: Ping PDU Capture 53Task 2: FTP PDU Capture 56Task 3: HTTP PDU Capture 58Task 4: Reflection 58Task 5: Challenge 58Task 6: Cleanup 59Packet Tracer Companion: Using Packet Tracer to View Protocol Data Units (2.6.2.2) 59Skills Integration Challenge: Examining Packets (2.7.1.3) 59Task 1: Complete the Topology 60Task 2: Add Simple PDUs in Real-Time Mode 61Task 3: Analyze PDUs in Simulation Mode (Packet Tracing) 61Task 4: Experiment with the Model of the Standard Lab Setup 61Task 5: Reflection 61CHapter 3: Application Layer Functionality and Protocols 63Applications: The Interface Between the Networks 63Vocabulary Exercise: Matching 64Concept Questions 64Making Provisions for Applications and Services 65Vocabulary Exercise: Matching 65Multiple-Choice Questions 65Application Layer Protocols and Services Examples 66Vocabulary Exercise: Matching 66Vocabulary Exercise: Completion 66Multiple-Choice Questions 67Activity 3-1: Data Stream Capture (3.4.1.1) 69Task 1: Create a Sound File 69Task 2: Observe the Properties of the Audio File 70Task 3: Reflection 71Task 4: Clean Up 71Lab 3-1: Managing a Web Server (3.4.2.1) 71Task 1: Download, Install, and Verify the Apache Web Server 73Task 2: Verify the Default Web Server Configuration File 76Task 3: Capture and Analyze HTTP Traffic with Wireshark 77Task 4: Challenge 78Task 5: Reflection 78Task 6: Clean Up 79Lab 3-2: E-mail Services and Protocols (3.4.3.1) 79Task 1: Configure the Pod Host Computer for E-mail Service 81Task 2: Capture and Analyze E-mail Communication Between the Pod Host Computer and an E-mail Server 84Task 3: Challenge 86Task 4: Reflection 86Task 5: Clean Up 86Skills Integration Challenge: Configuring Hosts and Services (3.5.1.3) 87Task 1: “Repair” and Test the Topology 88Task 2: Explore How DNS and HTTP Work Together 89Task 3: Reflection 89Chapter 4: OSI Transport Layer 91Roles of the Transport Layer 91Vocabulary Exercise: Matching 91Concept Questions 92Vocabulary Exercise: Completion 92Port Type Ranges Exercise 92The TCP Protocol: Communicating with Reliability 92Concept Questions 93Vocabulary Exercise: Matching 93Managing TCP Sessions 93Internet Research Exercise 93Concept Questions 94The UDP Protocol: Communicating with Low Overhead 94Vocabulary Exercise: Completion 94Lab 4-1: Observing TCP and UDP Using netstat (4.5.1.1) 95Task 1: Explain Common netstat Command Parameters and Outputs 96Task 2: Use netstat to Examine Protocol Information on a Pod Host Computer 98Task 3: Reflection 100Task 4: Challenge 100Task 5: Cleanup 100Lab 4-2: TCP/IP Transport Layer Protocols, TCP and UDP (4.5.2.1) 100Task 1: Identify TCP Header Fields and Operation Using a Wireshark FTP Session Capture 102Task 2: Identify UDP Header Fields and Operation Using a Wireshark TFTP Session Capture 108Task 3: Reflection 110Task 4: Challenge 111Task 5: Cleanup 111Lab 4-3: Application and Transport Layer Protocols (4.5.3.1) 111Task 1: Configure the Pod Host Computer to Capture Application Layer Protocols 113Task 2: Capture and Analyze HTTP Communication Between the Pod Host Computer and a Web Server 113Task 3: Capture and Analyze FTP Communication Between the Pod Host Computer and a Web Server 116Task 4: Reflection 121Task 5: Challenge 121Task 6: Clean Up 122Packet Tracer Companion: Application and Transport Layer Protocols Examination (4.5.3.2) 122Skills Integration Challenge: Analyzing the Application and Transport Layers (4.6.1.3) 122Task 1: Repair and Test the Topology 123Task 2: Explore How DNS, UDP, HTTP, and TCP Work Together 124Task 3: Reflection 124Chapter 5: OSI Network Layer 125IPv4 125Concept Questions 125Vocabulary Exercise: Completion 126Vocabulary Exercise: Define 126Networks: Dividing Hosts into Groups 127Internet Research Exercise 127Vocabulary Exercise: Completion 127Routing: How Our Data Packets Are Handled 127Concept Questions 127Vocabulary Exercise: Define 128Routing Processes: How Routes Are Learned 129Vocabulary Exercise: Completion 129Lab 5-1: Examining a Device’s Gateway (5.5.1.1) 130Task 1: Understand and Explain the Purpose of a Gateway Address 132Task 2: Understand How Network Information Is Configured on a Windows Computer 134Task 3: Troubleshoot a Hidden Gateway Address Problem 136Task 4: Reflection 137Task 5: Challenge 137Task 6: Clean Up 137Packet Tracer Companion: Examining a Device’s Gateway (5.5.1.2) 137Lab 5-2: Examining a Route (5.5.2.1) 138Task 1: Use the route Command to Modify a Windows Computer Routing Table 139Task 2: Use a Windows Telnet Client Command telnet to Connect to a Cisco Router 144Task 3: Examine Router Routes Using Basic Cisco IOS Commands 145Task 4: Reflection 147Task 5: Challenge 147Task 6: Clean Up 147Packet Tracer Companion: Examining a Route (5.5.2.2) 148Skills Integration Challenge: Routing IP Packets (5.6.1.3) 148Task 1: Configure a Router Interface 149Task 2: Examining Routes 149Task 3: Configure a Route Using a GUI 150Task 4: Examine the Routing of the IP Packet 150Task 5: Reflection 150Chapter 6: Addressing the Network: IPv4 151IPv4 Addresses 151Concept Questions 151Binary-to-Decimal Conversion Exercise 152Decimal-to-Binary Conversion Exercise 152Addresses for Different Purposes 152Vocabulary Exercise: Matching 152Internet Research Exercise 153Vocabulary: Completion 153Concept Questions 153Assigning Addresses 154Internet Research Exercises 154Concept Questions 154Is It on My Network? 155Binary Matching Exercise 155Concept Questions 156Internet Research Exercise 156Calculating Addresses 156Concept Questions 156Multiple-Choice Questions 157Testing the Network Layer 157Concept Questions 157Vocabulary Exercise: Completion 158Lab 6-1: Ping and Traceroute (6.7.1.1) 159Task 1: Use the ping Command to Verify Simple TCP/IP Network Connectivity 160Task 2: Use the tracert Command to Verify TCP/IP Connectivity 164Task 3: Challenge 166Task 4: Reflection 168Task 5: Clean Up 168Packet Tracer Companion: ping and traceroute (6.7.1.2) 168Lab 6-2: Examining ICMP Packets (6.7.2.1) 169Task 1: Understand the Format of ICMP Packets 170Task 2: Use Wireshark to Capture and Examine ICMP Messages 173Task 3: Challenge 177Task 4: Reflection 177Task 5: Clean Up 177Packet Tracer Companion: Examining ICMP Packets (6.7.2.2) 177Activity 6-1: IPv4 Address Subnetting, Part 1 (6.7.3.1) 178Task 1: For a Given IP Address, Determine Network Information 178Task 2: Challenge 180Task 3: Clean Up 182Activity 6-2: IPv4 Address Subnetting, Part 2 (6.7.4.1) 183Task 1: For a Given IP Address and Subnet Mask, Determine SubnetInformation 184Task 2: Challenge 188Task 3: Clean Up 191Lab 6-3: Subnet and Router Configuration (6.7.5.1) 192Task 1: Subnet the Address Space 192Task 2: Determine Interface Addresses 193Task 3: Configure the Serial and FastEthernet Addresses 193Task 4: Verify the Configurations 193Task 5: Reflection 194Packet Tracer Companion: Subnet and Router Configuration (6.7.5.2) 194Skills Integration Challenge: Planning Subnets and Configuring IP Addresses (6.8.1.3) 194Task 1: IP Subnet Planning 195Task 2: Finish Building the Network in Packet Tracer 196Task 3: Configure the Network 197Task 4: Test the Network 197Task 5: Reflection 197Chapter 7: OSI Data Link Layer 199Data Link Layer: Accessing the Media 199Vocabulary Exercise: Matching 199Concept Questions 199Vocabulary Exercise: Completion 200Media Access Control Techniques 200Concept Questions 200Vocabulary Exercise: Completion 201Media Access Control: Addressing and Framing Data 201Vocabulary Exercise: Matching 201Concept Questions 202Putting It All Together: Follow Data Through an Internetwork 203Vocabulary Exercise: Completion 203Lab 7-1: Frame Examination (7.5.2.1) 205Task 1: Explain the Header Fields in an Ethernet II Frame 206Task 2: Use Wireshark to Capture and Analyze Ethernet II Frames 209Task 3: Challenge 212Task 4: Reflection 212Task 5: Clean Up 213Skills Integration Challenge: Data Link Layer Issues (7.6.1.3) 213Task 1: IP Subnet Planning 214Task 2: Finish Building the Network in Packet Tracer, Attending to Some Layer 2 Issues 215Task 3: Configure the Network 215Task 4: Test the Network 216Task 5: Reflection 216Chapter 8: OSI Physical Layer 217The Physical Layer: Communication Signals 217Vocabulary Exercise: Completion 217Concept Questions 217Physical Signaling and Encoding: Representing Bits 218Concept Questions 218Vocabulary Exercise: Completion 218Vocabulary Exercise: Matching 218Physical Media: Connecting Communication 219Concept Questions 219Vocabulary Exercise: Matching 219Lab 8-1: Media Connectors Lab Activity (Lab 8.4.1.1) 220Task 1: Become Familiar with the Most Common Functions of a Cable Tester 221Task 2: Test Different Cables for Type and Wiring Problems 223Task 3: Perform Initial Configuration of the Fluke LinkRunner 224Task 4: Verify Cable Length 226Task 5: Reflection 226Task 6: Challenge 226Task 7: Clean Up 226Skills Integration Challenge: Connecting Devices and Exploring the Physical View (8.5.1.3) 227Task 1: Connect the Devices in the Standard Lab Setup 228Task 2: View the Standard Lab Setup in the Physical Workspace 228Chapter 9: Ethernet 231Overview of Ethernet 231Vocabulary Exercise: Matching 231Concept Questions 232Ethernet: Communication Through the LAN 232Vocabulary Exercise: Matching 232Concept Questions 233The Ethernet Frame 234Vocabulary Exercise: Matching 234Multiple-Choice Questions 234Concept Questions 235Ethernet Media Access Control 236Vocabulary Exercise: Completion 236Concept Questions 236Ethernet Physical Layer 237Vocabulary Exercise: Completion 237Hubs and Switches 238Vocabulary Exercise: Matching 238Vocabulary Exercise: Completion 238Concept Question 238Address Resolution Protocol (ARP) 239Multiple-Choice Questions 239Lab 9-1: Address Resolution Protocol (9.8.1.1) 241Task 1: Use the Windows arp Command 242Task 2: Use Wireshark to Examine ARP Exchanges 246Task 3: Reflection 248Task 4: Challenge 248Task 5: Clean Up 248Packet Tracer Companion: Address Resolution Protocol (9.8.1.2) 249Lab 9-2: Cisco Switch MAC Table Examination (9.8.2.1) 249Task 1: Use the Telnet Protocol to Log in to a Cisco Switch 251Task 2: Use the Cisco IOS show mac-address-table Command to Examine MAC Addresses and Port Associations 251Task 3: Challenge 253Task 4: Reflection 253Task 5: Clean Up 253Packet Tracer Companion: Cisco Switch MAC Table Examination (9.8.2.2) 253Lab 9-3: Intermediary Device as an End Device (9.8.3.1) 253Task 1: Use Wireshark to Capture and Analyze Frames Originating from Network Nodes 255Task 2: Examine the Origination of Frames in a Small Network 256Task 3: Reflection 258Task 4: Challenge 259Task 5: Clean Up 259Packet Tracer Companion: An Intermediary Device as an End Device (9.8.3.2) 259Skills Integration Challenge: Switched Ethernet (9.9.1.3) 259Task 1: IP Subnet Planning 260Task 2: Repair Problems with the Ethernet Switched LAN 261Task 3: Test the Network 261Task 4: Reflection 261Chapter 10: Planning and Cabling Networks 263LANs: Making the Physical Connection 263Concept Questions 263Multiple-Choice Questions 264Vocabulary Exercise: Completion 264Device Interconnections 264Concept Questions 264Vocabulary Exercise: Completion 265Developing an Addressing Scheme 266Concept Questions 266Vocabulary Exercise: Completion 266Multiple-Choice Questions 266Calculating the Subnets 267Concept Questions 267Device Interconnections 268Concept Question 268Multiple-Choice Questions 268Lab 10-1: How Many Networks? (10.3.2.2) 269Task 1: Determine the Number of Subnets in Topology Diagram A 269Task 2: Record Subnet Information 270Task 3: Determine the Number of Subnets in Topology Diagram B 270Task 4: Record Subnet Information 271Task 5: Determine the Number of Subnets in Topology Diagram C 271Task 6: Record Subnet Information 272Task 7: Determine the Number of Subnets in Topology Diagram D 272Task 8: Record Subnet Information 273Task 9: Reflection 273Lab 10-2: Creating a Small Lab Topology (10.6.1.1) 274Task 1: Design the Logical Network 275Task 2: Configure the Physical Lab Topology 277Task 3: Configure the Logical Topology 277Task 4: Verify Network Connectivity 279Task 5: Reflection 280Task 6: Challenge 280Task 7: Clean Up 280Packet Tracer Companion: Creating a Small Topology (10.6.1.2) 280Lab 10-3: Establishing a Console Session with HyperTerminal (10.6.2.1) 281Task 1: Connect a Router and Computer with a Console Cable 282Task 2: Configure HyperTerminal to Establish a Console Session with a Cisco IOS Router 282Task 3: Configure HyperTerminal to Establish a Console Session with a Cisco IOS Switch 284Task 3: Reflection 286Task 4: Challenge 286Task 5: Clean Up 286Lab 10-3 (Alternative): Establishing a Console Session with TeraTerm 287Task 1: Connect a Router and Computer with a Console Cable 287Task 2: Configure TeraTerm Web to Establish a Console Session with the Router 288Task 3: Reflection 288Task 4: Challenge 289Task 5: Clean Up 289Packet Tracer Companion: Establishing a Console Session with PT Terminal (10.6.2.2) 289Lab 10-4: Establishing a Console Session with Minicom (10.6.3.1) 290Task 1: Connect a Router and Computer with a Console Cable 290Task 2: Configure Minicom to Establish a Console Session with the Router 291Task 3: Perform Basic Commands 292Task 4: Reflection 292Task 5: Clean Up 293Skills and Integration Challenge: Planning and Cabling Networks (10.7.1.3) 293Task 1: Build the Network Topology 294Task 2: Create and Assign an Addressing Scheme 294Task 3: Interface Configuration 295Task 4: Testing Connectivity 295Chapter 11: Configuring and Testing Your Network 297Configuring Cisco Devices: IOS Basics 297Concept Questions 297Vocabulary Exercise: Matching 298Cisco IOS Command Exercises 298Test Your Knowledge 299Applying a Basic Configuration Using Cisco IOS 299Concept Questions 299Multiple-Choice Questions 300Vocabulary Exercise: Completion 301Verifying Connectivity 301Test Your Knowledge 301Concept Question 301Lab 11-1: Network Latency Documentation with ping (11.4.3.3) 302Task 1: Use the ping Command to Document Network Latency 303Task 2: Compute Various Statistics on the Output of a ping Capture 304Task 3: Measure Delay Effects from Larger Datagrams 306Task 4: Reflection 308Task 5: Challenge 309Lab 11-2: Basic Cisco Device Configuration (11.5.1.1) 310Task 1: Configure Cisco Router Global Configuration Settings 312Task 2: Configure Cisco Router Password Access 315Task 3: Configure Cisco Router Interfaces 317Task 4: Save the Router Configuration Files 319Task 5: Configure a Cisco Switch 320Task 6: Reflection 323Task 7: Challenge 324Task 8: Clean Up 325Packet Tracer Companion: Basic Cisco Device Configuration (11.5.1.2) 326Lab 11-3: Managing Device Configuration (11.5.2.1) 327Task 1: Configure Network Connectivity 328Task 2: Use TFTP to Save and Restore a Cisco IOS Configuration 329Task 3: Reflection 333Task 4: Challenge 333Task 5: Clean Up 335Packet Tracer Companion: Managing Device Configuration (11.5.2.2) 335Lab 11-4: Configure Host Computers for IP Networking (11.5.3.1) 336Task 1: Design the Logical Lab Topology 337Task 2: Configure the Physical Lab Topology 338Task 3: Configure the Logical Topology 338Task 4: Verify Network Connectivity 340Task 5: Reflection 341Task 6: Challenge 341Task 7: Clean Up 341Lab 11-5: Network Testing (11.5.4.1) 342Task 1: Design the Logical Lab Topology 343Task 2: Configure the Physical Lab Topology 345Task 3: Configure the Logical Topology 345Task 4: Verify Network Connectivity 349Task 5: Reflection 350Task 6: Challenge 350Task 7: Clean Up 351Lab 11-6: Network Documentation with Utility Commands (11.5.5.1) 352Task 1: Design the Logical Lab Topology 353Task 2: Configure the Physical Lab Topology 354Task 3: Configure the Logical Topology 354Task 4: Verify Network Connectivity 356Task 5: Document the Network 357Task 6: Reflection 358Task 7: Challenge 358Task 8: Clean Up 359Lab 11-7: Case Study: Datagram Analysis with Wireshark (11.5.6.1) 359Task 1: Prepare the Lab 361Task 2: Review the Process of Data Flowing Through the Network 361Task 3: Analyze Captured Packets 363Task 4: Complete the Final Analysis 365Task 5: Conclusion 367Task 6: Summary 367Skills Integration Challenge: Configuring and Analyzing Networks (11.6.1.3) 367Task 1: Plan 368Task 2: Build and Configure the Network 369Task 3: Test and Analyze 370Task 4: Reflection 370